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FR1057261A - Improvements to cathode ray television viewing tubes - Google Patents

Improvements to cathode ray television viewing tubes

Info

Publication number
FR1057261A
FR1057261A FR1057261DA FR1057261A FR 1057261 A FR1057261 A FR 1057261A FR 1057261D A FR1057261D A FR 1057261DA FR 1057261 A FR1057261 A FR 1057261A
Authority
FR
France
Prior art keywords
cathode ray
television viewing
ray television
viewing tubes
tubes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Teledyne UK Ltd
Original Assignee
English Electric Valve Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Application granted granted Critical
Publication of FR1057261A publication Critical patent/FR1057261A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/36—Photoelectric screens; Charge-storage screens
    • H01J29/39—Charge-storage screens
    • H01J29/45—Charge-storage screens exhibiting internal electric effects caused by electromagnetic radiation, e.g. photoconductive screen, photodielectric screen, photovoltaic screen

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
FR1057261D 1951-07-09 1952-05-20 Improvements to cathode ray television viewing tubes Expired FR1057261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1627351A GB721948A (en) 1951-07-09 1951-07-09 Improvements in or relating to television pick-up cathode ray tubes

Publications (1)

Publication Number Publication Date
FR1057261A true FR1057261A (en) 1954-03-08

Family

ID=10074340

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1057261D Expired FR1057261A (en) 1951-07-09 1952-05-20 Improvements to cathode ray television viewing tubes

Country Status (3)

Country Link
DE (1) DE935249C (en)
FR (1) FR1057261A (en)
GB (1) GB721948A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3268764A (en) * 1963-01-09 1966-08-23 Westinghouse Electric Corp Radiation sensitive device
US3405298A (en) * 1965-03-04 1968-10-08 Rca Corp Photoconductive device having a target including a selenium blocking layer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1706185A (en) * 1925-05-27 1929-03-19 Gen Electric Transmission of pictures and views

Also Published As

Publication number Publication date
GB721948A (en) 1955-01-19
DE935249C (en) 1955-11-17

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